Home / 27,218,334.80-40,827,502.20-18,148,408.40

Finding the Fourth Proportional to 27,218,334.80, 40,827,502.20 and 18,148,408.40

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Solution

The fourth proportional to 27,218,334.80, 40,827,502.20 and 18,148,408.40 is: 27,222,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,334.80 : 40,827,502.20 = 18,148,408.40 : x
  2. Step 2: Convert to fraction form
    27,218,334.80/40,827,502.20 = 18,148,408.40/x
  3. Step 3: Cross multiply
    27,218,334.80x = 40,827,502.20 × 18,148,408.40
  4. Step 4: Simplify right side
    27,218,334.80x = 740,954,183,877,498.50
  5. Step 5: Solve for x
    x = 740,954,183,877,498.50/27,218,334.80
  6. Step 6: Final answer
    x = 27,222,612.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.